用于校验频率、同步、电压等单相交流电压型的仪器和仪表

　　输出电压:0～450V，50W

　　稳定度:1‰

　　频率测量精度:0.1级

　　电压测量精度:0.2级

　　频率范围:35～75Hz

　　It can be used for calibrating the frequency, synchronous current, and voltage for AC devices and meters with single phase.

　　Output voltage: 0～450V，50W

　　Stability: 1‰

　　Measuring precision of frequency: 0.1 grade

　　Measuring precision of voltage: 0.2 grade

　　Range of frequency: 35～75Hz